Scientists in Brazil found microplastics in the brain tissue of cadavers, according to a new study published Monday in the journal JAMA Network Open. Mounting research over the last few years has ...

While there is limited research, there could be certain health implications, such as an increased risk for neurodegenerative diseases because of exposure to microplastics. Microplastics permeate the ...

While any loss of smell is unpleasant, it could have a greater significance: a warning signal from deep with our brains.

Microplastics were found in the olfactory bulbs of eight of 15 human brains at autopsy. A total of 16 different synthetic polymer particles and fibers were identified in olfactory bulbs. The olfactory ...

Scientists uncover how Alzheimer’s steals your sense of smell A loss of smell can be one of the earliest warning signs of Alzheimer’s disease, but the reasons behind this sensory change have been ...

In a recent article published in Scientific Reports, researchers investigated the changes in olfactory bulb volume and structural connectivity of the brain in patients with olfactory dysfunction (OD) ...

This picture shows a scan of a person with olfactory bulbs (upper left) is visibly different from the brain scans of people without olfactory bulbs (bottom and upper right). Disclaimer: AAAS and ...

Blood flow and a hormone called ghrelin help new neurons travel to where they are meant to be in the brain of adult mice.